Boxes, squares, and other things ; a teacher's guide for a unit in informal geometry /
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| Format: | Book |
| Language: | English |
| Published: |
Reston, Va. :
National Council of Teachers of Mathematics,
[1970]
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| Subjects: |
| Physical Description: | viii, 88 pages : illustrations ; 23 cm. |
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| Bibliography: | Bibliography: pages 81-88. |